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/**
* SAMSUNG MODEM IPC header version 4
*
* Copyright (C) 2010 Samsung Electronics. All rights reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
#ifndef __SAMSUNG_IPC_V4_H__
#define __SAMSUNG_IPC_V4_H__
typedef uint32_t u32;
typedef uint16_t u16;
typedef uint8_t u8;
/* IPC4.1 NEW PARTITION MAP
* This map is seen by AP side
0x00_0000 ===========================================
MAGIC(4)| ACCESS(4) | RESERVED(8)
0x00_0010 -------------------------------------------
FMT_OUT_PTR | FMT_IN_PTR
HEAD(4) | TAIL(4) | HEAD(4) | TAIL(4)
0x00_0020 -------------------------------------------
RAW_OUT_PTR | RAW_IN_PTR
HEAD(4) | TAIL(4) | HEAD(4) | TAIL(4)
0x00_0030 -------------------------------------------
RFS_OUT_PTR | RFS_IN_PTR
HEAD(4) | TAIL(4) | HEAD(4) | TAIL(4)
0x00_0040 -------------------------------------------
RESERVED (4KB - 64B)
0x00_1000 -------------------------------------------
CP Fatal Display (160B)
0x00_10A0 -------------------------------------------
RESERVED (1MB - 4kb-4kb-4kb - 160B)
0x0F_E000 -------------------------------------------
Formatted Out (4KB)
0x0F_F000 -------------------------------------------
Formatted In (4KB)
0x10_0000 ===========================================
Raw Out (1MB)
0x20_0000 ===========================================
Raw In (1MB)
0x30_0000 ===========================================
RemoteFS Out (1MB)
0x40_0000 ===========================================
RemoteFS In (1MB)
0x50_0000 ===========================================
0xFF_FFFF ===========================================
*/
#define FMT_OUT 0x0FE000
#define FMT_IN 0x0FF000
#define FMT_SZ 0x1000 /* 4096 bytes */
#define RAW_OUT 0x100000
#define RAW_IN 0x200000
#define RAW_SZ 0x100000 /* 1 MB */
#define RFS_OUT 0x300000
#define RFS_IN 0x400000
#define RFS_SZ 0x100000 /* 1 MB */
#define FATAL_DISP 0x001000
#define FATAL_DISP_SZ 0xA0 /* 160 bytes */
#define SIPC_MAP_SIZE (RFS_IN + RFS_SZ)
#define SIPC_NAME "IPCv4.1"
enum {
IPCIDX_FMT = 0,
IPCIDX_RAW,
IPCIDX_RFS,
IPCIDX_MAX
};
struct ringbuf_cont {
u32 out_head;
u32 out_tail;
u32 in_head;
u32 in_tail;
};
struct sipc_mapped { /* map to the onedram start addr */
u32 magic;
u32 access;
u32 hwrev;
u32 reserved;
struct ringbuf_cont rbcont[IPCIDX_MAX];
};
#define PN_CMD 0x00
#define PN_FMT 0x01
#define PN_RFS 0x41
#define PN_RAW(chid) (0x20 | (chid))
#define CHID(x) ((x) & 0x1F)
#define res_to_ridx(x) ((x) >> 5)
/*
* IPC Frame Format
*/
#define HDLC_START 0x7F
#define HDLC_END 0x7E
/* Formatted IPC Frame */
struct fmt_hdr {
u16 len;
u8 control;
} __attribute__ ((packed));
#define FMT_ID_MASK 0x7F /* Information ID mask */
#define FMT_ID_SIZE 0x80 /* = 128 ( 0 ~ 127 ) */
#define FMT_MB_MASK 0x80 /* More bit mask */
#define FMT_TX_MIN 5 /* ??? */
#define is_fmt_last(x) (!((x) & FMT_MB_MASK))
/* RAW IPC Frame */
struct raw_hdr {
u32 len;
u8 channel;
u8 control;
} __attribute__ ((packed));
/* RFS IPC Frame */
struct rfs_hdr {
u32 len;
u8 cmd;
u8 id;
} __attribute__ ((packed));
/*
* RAW frame channel ID
*/
enum {
CHID_0 = 0,
CHID_CSD_VT_DATA,
CHID_PDS_PVT_CONTROL,
CHID_PDS_VT_AUDIO,
CHID_PDS_VT_VIDEO,
CHID_5, /* 5 */
CHID_6,
CHID_CDMA_DATA,
CHID_PCM_DATA,
CHID_TRANSFER_SCREEN,
CHID_PSD_DATA1, /* 10 */
CHID_PSD_DATA2,
CHID_PSD_DATA3,
CHID_PSD_DATA4,
CHID_PSD_DATA5,
CHID_PSD_DATA6, /* 15 */
CHID_PSD_DATA7,
CHID_PSD_DATA8,
CHID_PSD_DATA9,
CHID_PSD_DATA10,
CHID_PSD_DATA11, /* 20 */
CHID_PSD_DATA12,
CHID_PSD_DATA13,
CHID_PSD_DATA14,
CHID_PSD_DATA15,
CHID_BT_DUN, /* 25 */
CHID_CIQ_BRIDGE_DATA,
CHID_27,
CHID_CP_LOG1,
CHID_CP_LOG2,
CHID_30, /* 30 */
CHID_31,
CHID_MAX
};
#define PDP_MAX 15
#define PN_PDP_START PN_RAW(CHID_PSD_DATA1)
#define PN_PDP_END PN_RAW(CHID_PSD_DATA15)
#define PN_PDP(chid) (0x20 | ((chid) + CHID_PSD_DATA1 - 1))
#define PDP_ID(res) ((res) - PN_PDP_START)
/*
* IPC 4.0 Mailbox message definition
*/
#define MB_VALID 0x0080
#define MB_COMMAND 0x0040
#define MB_CMD(x) (MB_VALID | MB_COMMAND | x)
#define MB_DATA(x) (MB_VALID | x)
/*
* If not command
*/
#define MBD_SEND_FMT 0x0002
#define MBD_SEND_RAW 0x0001
#define MBD_SEND_RFS 0x0100
#define MBD_REQ_ACK_FMT 0x0020
#define MBD_REQ_ACK_RAW 0x0010
#define MBD_REQ_ACK_RFS 0x0400
#define MBD_RES_ACK_FMT 0x0008
#define MBD_RES_ACK_RAW 0x0004
#define MBD_RES_ACK_RFS 0x0200
/*
* If command
*/
enum {
MBC_NONE = 0,
MBC_INIT_START, // 0x0001
MBC_INIT_END, // 0x0002
MBC_REQ_ACTIVE, // 0x0003
MBC_RES_ACTIVE, // 0x0004
MBC_TIME_SYNC, // 0x0005
MBC_POWER_OFF, // 0x0006
MBC_RESET, // 0x0007
MBC_PHONE_START, // 0x0008
MBC_ERR_DISPLAY, // 0x0009
MBC_POWER_SAVE, // 0x000A
MBC_NV_REBUILD, // 0x000B
MBC_EMER_DOWN, // 0x000C
MBC_REQ_SEM, // 0x000D
MBC_RES_SEM, // 0x000E
MBC_MAX // 0x000F
};
#define MBC_MASK 0xFF
/* CMD_INIT_END extended bit */
#define CP_BOOT_ONLINE 0x0000
#define CP_BOOT_AIRPLANE 0x1000
#define AP_OS_ANDROID 0x0100
#define AP_OS_WINMOBILE 0x0200
#define AP_OS_LINUX 0x0300
#define AP_OS_SYMBIAN 0x0400
/* CMD_PHONE_START extended bit */
#define CP_QUALCOMM 0x0100
#define CP_INFINEON 0x0200
#define CP_BROADCOM 0x0300
#endif /* __SAMSUNG_IPC_V4_H__ */
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